Galileo Galilei

Life and death

• Birthday: 15 February, 1564 • Death day: 8 January, 1642• Age: 78

Where He Was

• The Great Galileo Galilei spent most of his life in Grand Duchy of Tuscany, Italy

• Pisa, the city he was born in is located by the southern border.

Galileo Galilei’s great achievements

• The discovery that the sun had dark spots, called sunspots

AchievementsThe discovery of four satellites (moons) around Jupiter

Achievements• The discovery that planets are circular disks

not just points of light

Achievements

The discovery that Venus has phases as well as the moon

Achievementsthe discovery that the moons surface is not smooth

Interesting facts in 1610 he used the first microscope by looking through the telescope backwards

While Galileo is said to have dropped the balls at the tower of Pisa there is no evidence to conclude he did this other than his apprentice biography of him